/******
*
*	EditArea 
* 	Developped by Christophe Dolivet
*	Released under LGPL, Apache and BSD licenses (use the one you want)
*
******/

function EditAreaLoader() {
    var t = this;
    t.version = "0.8.2";
    date = new Date();
    t.start_time = date.getTime();
    t.win = "loading"; // window loading state
    t.error = false; // to know if load is interrrupt
    t.baseURL = "";
    //t.suffix="";
    t.template = "";
    t.lang = {}; // array of loaded speech language
    t.load_syntax = {}; // array of loaded syntax language for highlight mode
    t.syntax = {}; // array of initilized syntax language for highlight mode
    t.loadedFiles = [];
    t.waiting_loading = {}; 	// files that must be loaded in order to allow the script to really start
    // scripts that must be loaded in the iframe
    t.scripts_to_load = ["elements_functions", "resize_area", "reg_syntax"];
    t.sub_scripts_to_load = ["edit_area", "manage_area", "edit_area_functions", "keyboard", "search_replace", "highlight", "regexp"];
    t.syntax_display_name = { /*syntax_display_name_AUTO-FILL-BY-COMPRESSOR*/
};

t.resize = []; // contain resizing datas
t.hidden = {}; // store datas of the hidden textareas

t.default_settings = {
    //id: "src"	// id of the textarea to transform
    debug: false
		, smooth_selection: true
		, font_size: "10"		// not for IE
		, font_family: "monospace"	// can be "verdana,monospace". Allow non monospace font but Firefox get smaller tabulation with non monospace fonts. IE doesn't change the tabulation width and Opera doesn't take this option into account... 
		, start_highlight: false	// if start with highlight
		, toolbar: "search, go_to_line, fullscreen, |, undo, redo, |, select_font,|, change_smooth_selection, highlight, reset_highlight, word_wrap, |, help"
		, begin_toolbar: ""		//  "new_document, save, load, |"
		, end_toolbar: ""		// or end_toolbar
		, is_multi_files: false		// enable the multi file mode (the textarea content is ignored)
		, allow_resize: "both"	// possible values: "no", "both", "x", "y"
		, show_line_colors: false	// if the highlight is disabled for the line currently beeing edited (if enabled => heavy CPU use)
		, min_width: 400
		, min_height: 125
		, replace_tab_by_spaces: false
		, allow_toggle: true		// true or false
		, language: "en"
		, syntax: ""
		, syntax_selection_allow: "basic,brainfuck,c,coldfusion,cpp,css,html,java,js,pas,perl,php,python,ruby,robotstxt,sql,tsql,vb,xml"
		, display: "onload" 		// onload or later
		, max_undo: 30
		, browsers: "known"	// all or known
		, plugins: "" // comma separated plugin list
		, gecko_spellcheck: false	// enable/disable by default the gecko_spellcheck
		, fullscreen: false
		, is_editable: true
		, cursor_position: "begin"
		, word_wrap: false		// define if the text is wrapped of not in the textarea
		, autocompletion: false	// NOT IMPLEMENTED			
		, load_callback: ""		// click on load button (function name)
		, save_callback: ""		// click on save button (function name)
		, change_callback: ""	// textarea onchange trigger (function name)
		, submit_callback: ""	// form submited (function name)
		, EA_init_callback: ""	// EditArea initiliazed (function name)
		, EA_delete_callback: ""	// EditArea deleted (function name)
		, EA_load_callback: ""	// EditArea fully loaded and displayed (function name)
		, EA_unload_callback: ""	// EditArea delete while being displayed (function name)
		, EA_toggle_on_callback: ""	// EditArea toggled on (function name)
		, EA_toggle_off_callback: ""	// EditArea toggled off (function name)
		, EA_file_switch_on_callback: ""	// a new tab is selected (called for the newly selected file)
		, EA_file_switch_off_callback: ""	// a new tab is selected (called for the previously selected file)
		, EA_file_close_callback: ""		// close a tab
};

t.advanced_buttons = [
// id, button img, command (it will try to find the translation of "id"), is_file_specific
			['new_document', 'newdocument.gif', 'new_document', false],
			['search', 'search.gif', 'show_search', false],
			['go_to_line', 'go_to_line.gif', 'go_to_line', false],
			['undo', 'undo.gif', 'undo', true],
			['redo', 'redo.gif', 'redo', true],
			['change_smooth_selection', 'smooth_selection.gif', 'change_smooth_selection_mode', true],
			['reset_highlight', 'reset_highlight.gif', 'resync_highlight', true],
			['highlight', 'highlight.gif', 'change_highlight', true],
			['help', 'help.gif', 'show_help', false],
			['save', 'save.gif', 'save', false],
			['load', 'load.gif', 'load', false],
			['fullscreen', 'fullscreen.gif', 'toggle_full_screen', false],
			['word_wrap', 'word_wrap.gif', 'toggle_word_wrap', true],
			['autocompletion', 'autocompletion.gif', 'toggle_autocompletion', true]
		];

// navigator identification
t.set_browser_infos(t);

if (t.isIE >= 6 || t.isGecko || (t.isWebKit && !t.isSafari < 3) || t.isOpera >= 9 || t.isCamino)
    t.isValidBrowser = true;
else
    t.isValidBrowser = false;

t.set_base_url();

for (var i = 0; i < t.scripts_to_load.length; i++) {
    setTimeout("editAreaLoader.load_script('" + t.baseURL + t.scripts_to_load[i] + ".js?r=" + Math.random() + "');", 1); // let the time to Object editAreaLoader to be created before loading additionnal scripts
    t.waiting_loading[t.scripts_to_load[i] + ".js"] = false;
}
t.add_event(window, "load", EditAreaLoader.prototype.window_loaded);
};

EditAreaLoader.prototype = {
    has_error: function() {
        this.error = true;
        // set to empty all EditAreaLoader functions
        for (var i in EditAreaLoader.prototype) {
            EditAreaLoader.prototype[i] = function() { };
        }
    },

    // add browser informations to the object passed in parameter
    set_browser_infos: function(o) {
        ua = navigator.userAgent;

        // general detection
        o.isWebKit = /WebKit/.test(ua);
        o.isGecko = !o.isWebKit && /Gecko/.test(ua);
        o.isMac = /Mac/.test(ua);

        o.isIE = (navigator.appName == "Microsoft Internet Explorer");
        if (o.isIE) {
            o.isIE = ua.replace(/^.*?MSIE\s+([0-9\.]+).*$/, "$1");
            if (o.isIE < 6)
                o.has_error();
        }

        if (o.isOpera = (ua.indexOf('Opera') != -1)) {
            o.isOpera = ua.replace(/^.*?Opera.*?([0-9\.]+).*$/i, "$1");
            if (o.isOpera < 9)
                o.has_error();
            o.isIE = false;
        }

        if (o.isFirefox = (ua.indexOf('Firefox') != -1))
            o.isFirefox = ua.replace(/^.*?Firefox.*?([0-9\.]+).*$/i, "$1");
        // Firefox clones 	
        if (ua.indexOf('Iceweasel') != -1)
            o.isFirefox = ua.replace(/^.*?Iceweasel.*?([0-9\.]+).*$/i, "$1");
        if (ua.indexOf('GranParadiso') != -1)
            o.isFirefox = ua.replace(/^.*?GranParadiso.*?([0-9\.]+).*$/i, "$1");
        if (ua.indexOf('BonEcho') != -1)
            o.isFirefox = ua.replace(/^.*?BonEcho.*?([0-9\.]+).*$/i, "$1");
        if (ua.indexOf('SeaMonkey') != -1)
            o.isFirefox = (ua.replace(/^.*?SeaMonkey.*?([0-9\.]+).*$/i, "$1")) + 1;

        if (o.isCamino = (ua.indexOf('Camino') != -1))
            o.isCamino = ua.replace(/^.*?Camino.*?([0-9\.]+).*$/i, "$1");

        if (o.isSafari = (ua.indexOf('Safari') != -1))
            o.isSafari = ua.replace(/^.*?Version\/([0-9]+\.[0-9]+).*$/i, "$1");

        if (o.isChrome = (ua.indexOf('Chrome') != -1)) {
            o.isChrome = ua.replace(/^.*?Chrome.*?([0-9\.]+).*$/i, "$1");
            o.isSafari = false;
        }

    },

    window_loaded: function() {
        editAreaLoader.win = "loaded";

        // add events on forms
        if (document.forms) {
            for (var i = 0; i < document.forms.length; i++) {
                var form = document.forms[i];
                form.edit_area_replaced_submit = null;
                try {

                    form.edit_area_replaced_submit = form.onsubmit;
                    form.onsubmit = "";
                } catch (e) {// Do nothing
                }
                editAreaLoader.add_event(form, "submit", EditAreaLoader.prototype.submit);
                editAreaLoader.add_event(form, "reset", EditAreaLoader.prototype.reset);
            }
        }
        editAreaLoader.add_event(window, "unload", function() { for (var i in editAreas) { editAreaLoader.delete_instance(i); } }); // ini callback
    },

    // init the checkup of the selection of the IE textarea
    init_ie_textarea: function(id) {
        var a = document.getElementById(id);
        try {
            if (a && typeof (a.focused) == "undefined") {
                a.focus();
                a.focused = true;
                a.selectionStart = a.selectionEnd = 0;
                get_IE_selection(a);
                editAreaLoader.add_event(a, "focus", IE_textarea_focus);
                editAreaLoader.add_event(a, "blur", IE_textarea_blur);

            }
        } catch (ex) { }
    },

    init: function(settings) {
        var t = this, s = settings, i;

        if (!s["id"])
            t.has_error();
        if (t.error)
            return;
        // if an instance of the editor already exists for this textarea => delete the previous one
        if (editAreas[s["id"]])
            t.delete_instance(s["id"]);

        // init settings
        for (i in t.default_settings) {
            if (typeof (s[i]) == "undefined")
                s[i] = t.default_settings[i];
        }

        if (s["browsers"] == "known" && t.isValidBrowser == false) {
            return;
        }

        if (s["begin_toolbar"].length > 0)
            s["toolbar"] = s["begin_toolbar"] + "," + s["toolbar"];
        if (s["end_toolbar"].length > 0)
            s["toolbar"] = s["toolbar"] + "," + s["end_toolbar"];
        s["tab_toolbar"] = s["toolbar"].replace(/ /g, "").split(",");

        s["plugins"] = s["plugins"].replace(/ /g, "").split(",");
        for (i = 0; i < s["plugins"].length; i++) {
            if (s["plugins"][i].length == 0)
                s["plugins"].splice(i, 1);
        }
        //	alert(settings["plugins"].length+": "+ settings["plugins"].join(","));
        t.get_template();
        t.load_script(t.baseURL + "langs/" + s["language"] + ".js");

        if (s["syntax"].length > 0) {
            s["syntax"] = s["syntax"].toLowerCase();
            t.load_script(t.baseURL + "reg_syntax/" + s["syntax"] + ".js");
        }
        //alert(this.template);

        editAreas[s["id"]] = { "settings": s };
        editAreas[s["id"]]["displayed"] = false;
        editAreas[s["id"]]["hidden"] = false;

        //if(settings["display"]=="onload")
        t.start(s["id"]);
    },

    // delete an instance of an EditArea
    delete_instance: function(id) {
        var d = document, fs = window.frames, span, iframe;
        editAreaLoader.execCommand(id, "EA_delete");
        if (fs["frame_" + id] && fs["frame_" + id].editArea) {
            if (editAreas[id]["displayed"])
                editAreaLoader.toggle(id, "off");
            fs["frame_" + id].editArea.execCommand("EA_unload");
        }

        // remove toggle infos and debug textarea
        span = d.getElementById("EditAreaArroundInfos_" + id);
        if (span)
            span.parentNode.removeChild(span);

        // remove the iframe
        iframe = d.getElementById("frame_" + id);
        if (iframe) {
            iframe.parentNode.removeChild(iframe);
            //delete iframe;
            try {
                delete fs["frame_" + id];
            } catch (e) {// Do nothing
            }
        }

        delete editAreas[id];
    },


    start: function(id) {
        var t = this, d = document, f, span, father, next, html = '', html_toolbar_content = '', template, content, i;

        // check that the window is loaded
        if (t.win != "loaded") {
            setTimeout("editAreaLoader.start('" + id + "');", 50);
            return;
        }

        // check that all needed scripts are loaded
        for (i in t.waiting_loading) {
            if (t.waiting_loading[i] != "loaded" && typeof (t.waiting_loading[i]) != "function") {
                setTimeout("editAreaLoader.start('" + id + "');", 50);
                return;
            }
        }

        // wait until language and syntax files are loaded
        if (!t.lang[editAreas[id]["settings"]["language"]] || (editAreas[id]["settings"]["syntax"].length > 0 && !t.load_syntax[editAreas[id]["settings"]["syntax"]])) {
            setTimeout("editAreaLoader.start('" + id + "');", 50);
            return;
        }
        // init the regexp for syntax highlight
        if (editAreas[id]["settings"]["syntax"].length > 0)
            t.init_syntax_regexp();


        // display toggle option and debug area
        if (!d.getElementById("EditAreaArroundInfos_" + id) && (editAreas[id]["settings"]["debug"] || editAreas[id]["settings"]["allow_toggle"])) {
            span = d.createElement("span");
            span.id = "EditAreaArroundInfos_" + id;
            if (editAreas[id]["settings"]["allow_toggle"]) {
                checked = (editAreas[id]["settings"]["display"] == "onload") ? "checked='checked'" : "";
                html += "<div id='edit_area_toggle_" + i + "'>";
                html += "<input id='edit_area_toggle_checkbox_" + id + "' class='toggle_" + id + "' type='checkbox' onclick='editAreaLoader.toggle(\"" + id + "\");' accesskey='e' " + checked + " />";
                html += "<label for='edit_area_toggle_checkbox_" + id + "'>{$toggle}</label></div>";
            }
            if (editAreas[id]["settings"]["debug"])
                html += "<textarea id='edit_area_debug_" + id + "' spellcheck='off' style='z-index: 20; width: 100%; height: 120px;overflow: auto; border: solid black 1px;'></textarea><br />";
            html = t.translate(html, editAreas[id]["settings"]["language"]);
            span.innerHTML = html;
            father = d.getElementById(id).parentNode;
            next = d.getElementById(id).nextSibling;
            if (next == null)
                father.appendChild(span);
            else
                father.insertBefore(span, next);
        }

        if (!editAreas[id]["initialized"]) {
            t.execCommand(id, "EA_init"); // ini callback
            if (editAreas[id]["settings"]["display"] == "later") {
                editAreas[id]["initialized"] = true;
                return;
            }
        }

        if (t.isIE) {	// launch IE selection checkup
            t.init_ie_textarea(id);
        }

        // get toolbar content
        var area = editAreas[id];

        for (i = 0; i < area["settings"]["tab_toolbar"].length; i++) {
            //	alert(this.tab_toolbar[i]+"\n"+ this.get_control_html(this.tab_toolbar[i]));
            html_toolbar_content += t.get_control_html(area["settings"]["tab_toolbar"][i], area["settings"]["language"]);
        }
        // translate toolbar text here for chrome 2
        html_toolbar_content = t.translate(html_toolbar_content, area["settings"]["language"], "template");


        // create javascript import rules for the iframe if the javascript has not been already loaded by the compressor
        if (!t.iframe_script) {
            t.iframe_script = "";
            for (i = 0; i < t.sub_scripts_to_load.length; i++)
                t.iframe_script += '<script language="javascript" type="text/javascript" src="' + t.baseURL + t.sub_scripts_to_load[i] + '.js?r=' + Math.random() + '"></script>';
        }

        // add plugins scripts if not already loaded by the compressor (but need to load language in all the case)
        for (i = 0; i < area["settings"]["plugins"].length; i++) {
            //if(typeof(area["settings"]["plugins"][i])=="function") continue;
            if (!t.all_plugins_loaded)
                t.iframe_script += '<script language="javascript" type="text/javascript" src="' + t.baseURL + 'plugins/' + area["settings"]["plugins"][i] + '/' + area["settings"]["plugins"][i] + '.js?r=' + Math.random() + '"></script>';
            t.iframe_script += '<script language="javascript" type="text/javascript" src="' + t.baseURL + 'plugins/' + area["settings"]["plugins"][i] + '/langs/' + area["settings"]["language"] + '.js?r=' + Math.random() + '"></script>';
        }


        // create css link for the iframe if the whole css text has not been already loaded by the compressor
        if (!t.iframe_css) {
            t.iframe_css = "<link href='" + t.baseURL + "edit_area.css?r='" + Math.random() + " rel='stylesheet' type='text/css' />";
        }


        // create template
        template = t.template.replace(/\[__BASEURL__\]/g, t.baseURL);
        template = template.replace("[__TOOLBAR__]", html_toolbar_content);


        // fill template with good language sentences
        template = t.translate(template, area["settings"]["language"], "template");

        // add css_code
        template = template.replace("[__CSSRULES__]", t.iframe_css);
        // add js_code
        template = template.replace("[__JSCODE__]", t.iframe_script);

        // add version_code
        template = template.replace("[__EA_VERSION__]", t.version);
        //template=template.replace(/\{\$([^\}]+)\}/gm, this.traduc_template);

        //editAreas[area["settings"]["id"]]["template"]= template;

        area.textarea = d.getElementById(area["settings"]["id"]);
        editAreas[area["settings"]["id"]]["textarea"] = area.textarea;

        // if removing previous instances from DOM before (fix from Marcin)
        if (typeof (window.frames["frame_" + area["settings"]["id"]]) != 'undefined')
            delete window.frames["frame_" + area["settings"]["id"]];

        // insert template in the document after the textarea
        father = area.textarea.parentNode;
        /*	var container= document.createElement("div");
        container.id= "EditArea_frame_container_"+area["settings"]["id"];
        */
        content = d.createElement("iframe");
        content.name = "frame_" + area["settings"]["id"];
        content.id = "frame_" + area["settings"]["id"];
        content.style.borderWidth = "0px";
        setAttribute(content, "frameBorder", "0"); // IE
        content.style.overflow = "hidden";
        content.style.display = "none";


        next = area.textarea.nextSibling;
        if (next == null)
            father.appendChild(content);
        else
            father.insertBefore(content, next);
        f = window.frames["frame_" + area["settings"]["id"]];
        f.document.open();
        f.editAreas = editAreas;
        f.area_id = area["settings"]["id"];
        f.document.area_id = area["settings"]["id"];
        f.document.write(template);
        f.document.close();

        //	frame.editAreaLoader=this;
        //editAreas[area["settings"]["id"]]["displayed"]=true;

    },

    toggle: function(id, toggle_to) {

        /*	if((editAreas[id]["displayed"]==true  && toggle_to!="on") || toggle_to=="off"){
        this.toggle_off(id);
        }else if((editAreas[id]["displayed"]==false  && toggle_to!="off") || toggle_to=="on"){
        this.toggle_on(id);
        }*/
        if (!toggle_to)
            toggle_to = (editAreas[id]["displayed"] == true) ? "off" : "on";
        if (editAreas[id]["displayed"] == true && toggle_to == "off") {
            this.toggle_off(id);
        } else if (editAreas[id]["displayed"] == false && toggle_to == "on") {
            this.toggle_on(id);
        }

        return false;
    },

    // static function
    toggle_off: function(id) {
        var fs = window.frames, f, t, parNod, nxtSib, selStart, selEnd, scrollTop, scrollLeft;
        if (fs["frame_" + id]) {
            f = fs["frame_" + id];
            t = editAreas[id]["textarea"];
            if (f.editArea.fullscreen['isFull'])
                f.editArea.toggle_full_screen(false);
            editAreas[id]["displayed"] = false;

            // set wrap to off to keep same display mode (some browser get problem with this, so it need more complex operation		
            t.wrap = "off"; // for IE
            setAttribute(t, "wrap", "off"); // for Firefox	
            parNod = t.parentNode;
            nxtSib = t.nextSibling;
            parNod.removeChild(t);
            parNod.insertBefore(t, nxtSib);

            // restore values
            t.value = f.editArea.textarea.value;
            selStart = f.editArea.last_selection["selectionStart"];
            selEnd = f.editArea.last_selection["selectionEnd"];
            scrollTop = f.document.getElementById("result").scrollTop;
            scrollLeft = f.document.getElementById("result").scrollLeft;


            document.getElementById("frame_" + id).style.display = 'none';

            t.style.display = "inline";

            try {	// IE will give an error when trying to focus an invisible or disabled textarea
                t.focus();
            } catch (e) { };
            if (this.isIE) {
                t.selectionStart = selStart;
                t.selectionEnd = selEnd;
                t.focused = true;
                set_IE_selection(t);
            } else {
                if (this.isOpera && this.isOpera < 9.6) {	// Opera bug when moving selection start and selection end
                    t.setSelectionRange(0, 0);
                }
                try {
                    t.setSelectionRange(selStart, selEnd);
                } catch (e) { };
            }
            t.scrollTop = scrollTop;
            t.scrollLeft = scrollLeft;
            f.editArea.execCommand("toggle_off");

        }
    },

    // static function
    toggle_on: function(id) {
        var fs = window.frames, f, t, selStart = 0, selEnd = 0, scrollTop = 0, scrollLeft = 0, curPos, elem;

        if (fs["frame_" + id]) {
            f = fs["frame_" + id];
            t = editAreas[id]["textarea"];
            area = f.editArea;
            area.textarea.value = t.value;

            // store display values;
            curPos = editAreas[id]["settings"]["cursor_position"];

            if (t.use_last == true) {
                selStart = t.last_selectionStart;
                selEnd = t.last_selectionEnd;
                scrollTop = t.last_scrollTop;
                scrollLeft = t.last_scrollLeft;
                t.use_last = false;
            }
            else if (curPos == "auto") {
                try {
                    selStart = t.selectionStart;
                    selEnd = t.selectionEnd;
                    scrollTop = t.scrollTop;
                    scrollLeft = t.scrollLeft;
                    //alert(scrollTop);
                } catch (ex) { }
            }

            // set to good size
            this.set_editarea_size_from_textarea(id, document.getElementById("frame_" + id));
            t.style.display = "none";
            document.getElementById("frame_" + id).style.display = "inline";
            area.execCommand("focus"); // without this focus opera doesn't manage well the iframe body height


            // restore display values
            editAreas[id]["displayed"] = true;
            area.execCommand("update_size");

            f.document.getElementById("result").scrollTop = scrollTop;
            f.document.getElementById("result").scrollLeft = scrollLeft;
            area.area_select(selStart, selEnd - selStart);
            area.execCommand("toggle_on");


        }
        else {
            /*	if(this.isIE)
            get_IE_selection(document.getElementById(id));	*/
            elem = document.getElementById(id);
            elem.last_selectionStart = elem.selectionStart;
            elem.last_selectionEnd = elem.selectionEnd;
            elem.last_scrollTop = elem.scrollTop;
            elem.last_scrollLeft = elem.scrollLeft;
            elem.use_last = true;
            editAreaLoader.start(id);
        }
    },

    set_editarea_size_from_textarea: function(id, frame) {
        var elem, width, height;
        elem = document.getElementById(id);

        width = Math.max(editAreas[id]["settings"]["min_width"], elem.offsetWidth) + "px";
        height = Math.max(editAreas[id]["settings"]["min_height"], elem.offsetHeight) + "px";
        if (elem.style.width.indexOf("%") != -1)
            width = elem.style.width;
        if (elem.style.height.indexOf("%") != -1)
            height = elem.style.height;
        //alert("h: "+height+" w: "+width);

        frame.style.width = width;
        frame.style.height = height;
    },

    set_base_url: function() {
        var t = this, elems, i, docBasePath;

        if (!this.baseURL) {
            elems = document.getElementsByTagName('script');

            for (i = 0; i < elems.length; i++) {
                if (elems[i].src && elems[i].src.match(/edit_area_[^\\\/]*$/i)) {
                    var src = unescape(elems[i].src); // use unescape for utf-8 encoded urls
                    src = src.substring(0, src.lastIndexOf('/'));
                    this.baseURL = src;
                    this.file_name = elems[i].src.substr(elems[i].src.lastIndexOf("/") + 1);
                    break;
                }
            }
        }

        docBasePath = document.location.href;
        if (docBasePath.indexOf('?') != -1)
            docBasePath = docBasePath.substring(0, docBasePath.indexOf('?'));
        docBasePath = docBasePath.substring(0, docBasePath.lastIndexOf('/'));

        // If not HTTP absolute
        if (t.baseURL.indexOf('://') == -1 && t.baseURL.charAt(0) != '/') {
            // If site absolute
            t.baseURL = docBasePath + "/" + t.baseURL;
        }
        t.baseURL += "/";
    },

    get_button_html: function(id, img, exec, isFileSpecific, baseURL) {
        var cmd, html;
        if (!baseURL)
            baseURL = this.baseURL;
        cmd = 'editArea.execCommand(\'' + exec + '\')';
        html = '<a id="a_' + id + '" href="javascript:' + cmd + '" onclick="' + cmd + ';return false;" onmousedown="return false;" target="_self" fileSpecific="' + (isFileSpecific ? 'yes' : 'no') + '">';
        html += '<img id="' + id + '" src="' + baseURL + 'images/' + img + '" title="{$' + id + '}" width="20" height="20" class="editAreaButtonNormal" onmouseover="editArea.switchClass(this,\'editAreaButtonOver\');" onmouseout="editArea.restoreClass(this);" onmousedown="editArea.restoreAndSwitchClass(this,\'editAreaButtonDown\');" /></a>';
        return html;
    },

    get_control_html: function(button_name, lang) {
        var t = this, i, but, html, si;
        for (i = 0; i < t.advanced_buttons.length; i++) {
            but = t.advanced_buttons[i];
            if (but[0] == button_name) {
                return t.get_button_html(but[0], but[1], but[2], but[3]);
            }
        }

        switch (button_name) {
            case "*":
            case "return":
                return "<br />";
            case "|":
            case "separator":
                return '<img src="' + t.baseURL + 'images/spacer.gif" width="1" height="15" class="editAreaSeparatorLine">';
            case "select_font":
                html = "<select id='area_font_size' onchange='javascript:editArea.execCommand(\"change_font_size\")' fileSpecific='yes'>";
                html += "<option value='-1'>{$font_size}</option>";
                si = [8, 9, 10, 11, 12, 14];
                for (i = 0; i < si.length; i++) {
                    html += "<option value='" + si[i] + "'>" + si[i] + " pt</option>";
                }
                html += "</select>";
                return html;
            case "syntax_selection":
                html = "<select id='syntax_selection' onchange='javascript:editArea.execCommand(\"change_syntax\", this.value)' fileSpecific='yes'>";
                html += "<option value='-1'>{$syntax_selection}</option>";
                html += "</select>";
                return html;
        }

        return "<span id='tmp_tool_" + button_name + "'>[" + button_name + "]</span>";
    },


    get_template: function() {
        if (this.template == "") {
            var xhr_object = null;
            if (window.XMLHttpRequest) // Firefox 
                xhr_object = new XMLHttpRequest();
            else if (window.ActiveXObject) // Internet Explorer 
                xhr_object = new ActiveXObject("Microsoft.XMLHTTP");
            else { // XMLHttpRequest not supported
                alert("XMLHTTPRequest not supported. EditArea not loaded");
                return;
            }

            xhr_object.open("GET", this.baseURL + "template.html", false);
            xhr_object.send(null);
            if (xhr_object.readyState == 4)
                this.template = xhr_object.responseText;
            else
                this.has_error();
        }
    },

    // translate text
    translate: function(text, lang, mode) {
        if (mode == "word")
            text = editAreaLoader.get_word_translation(text, lang);
        else if (mode = "template") {
            editAreaLoader.current_language = lang;
            text = text.replace(/\{\$([^\}]+)\}/gm, editAreaLoader.translate_template);
        }
        return text;
    },

    translate_template: function() {
        return editAreaLoader.get_word_translation(EditAreaLoader.prototype.translate_template.arguments[1], editAreaLoader.current_language);
    },

    get_word_translation: function(val, lang) {
        var i;

        for (i in editAreaLoader.lang[lang]) {
            if (i == val)
                return editAreaLoader.lang[lang][i];
        }
        return "_" + val;
    },

    load_script: function(url) {
        var t = this, d = document, script, head;

        if (t.loadedFiles[url])
            return;
        //alert("load: "+url);
        try {
            script = d.createElement("script");
            script.type = "text/javascript";
            script.src = url;
            script.charset = "UTF-8";
            d.getElementsByTagName("head")[0].appendChild(script);
        } catch (e) {
            d.write('<sc' + 'ript language="javascript" type="text/javascript" src="' + url + '" charset="UTF-8"></sc' + 'ript>');
        }

        t.loadedFiles[url] = true;
    },

    add_event: function(obj, name, handler) {
        try {
            if (obj.attachEvent) {
                obj.attachEvent("on" + name, handler);
            } else {
                obj.addEventListener(name, handler, false);
            }
        } catch (e) { }
    },

    remove_event: function(obj, name, handler) {
        try {
            if (obj.detachEvent)
                obj.detachEvent("on" + name, handler);
            else
                obj.removeEventListener(name, handler, false);
        } catch (e) { }
    },


    // reset all the editareas in the form that have been reseted
    reset: function(e) {
        var formObj, is_child, i, x;

        formObj = editAreaLoader.isIE ? window.event.srcElement : e.target;
        if (formObj.tagName != 'FORM')
            formObj = formObj.form;

        for (i in editAreas) {
            is_child = false;
            for (x = 0; x < formObj.elements.length; x++) {
                if (formObj.elements[x].id == i)
                    is_child = true;
            }

            if (window.frames["frame_" + i] && is_child && editAreas[i]["displayed"] == true) {

                var exec = 'window.frames["frame_' + i + '"].editArea.textarea.value= document.getElementById("' + i + '").value;';
                exec += 'window.frames["frame_' + i + '"].editArea.execCommand("focus");';
                exec += 'window.frames["frame_' + i + '"].editArea.check_line_selection();';
                exec += 'window.frames["frame_' + i + '"].editArea.execCommand("reset");';
                window.setTimeout(exec, 10);
            }
        }
        return;
    },


    // prepare all the textarea replaced by an editarea to be submited
    submit: function(e) {
        var formObj, is_child, fs = window.frames, i, x;
        formObj = editAreaLoader.isIE ? window.event.srcElement : e.target;
        if (formObj.tagName != 'FORM')
            formObj = formObj.form;

        for (i in editAreas) {
            is_child = false;
            for (x = 0; x < formObj.elements.length; x++) {
                if (formObj.elements[x].id == i)
                    is_child = true;
            }

            if (is_child) {
                if (fs["frame_" + i] && editAreas[i]["displayed"] == true)
                    document.getElementById(i).value = fs["frame_" + i].editArea.textarea.value;
                editAreaLoader.execCommand(i, "EA_submit");
            }
        }
        if (typeof (formObj.edit_area_replaced_submit) == "function") {
            res = formObj.edit_area_replaced_submit();
            if (res == false) {
                if (editAreaLoader.isIE)
                    return false;
                else
                    e.preventDefault();
            }
        }
        return;
    },

    // allow to get the value of the editarea
    getValue: function(id) {
        if (window.frames["frame_" + id] && editAreas[id]["displayed"] == true) {
            return window.frames["frame_" + id].editArea.textarea.value;
        } else if (elem = document.getElementById(id)) {
            return elem.value;
        }
        return false;
    },

    // allow to set the value of the editarea
    setValue: function(id, new_val) {
        var fs = window.frames;

        if ((f = fs["frame_" + id]) && editAreas[id]["displayed"] == true) {
            f.editArea.textarea.value = new_val;
            f.editArea.execCommand("focus");
            f.editArea.check_line_selection(false);
            f.editArea.execCommand("onchange");
        } else if (elem = document.getElementById(id)) {
            elem.value = new_val;
        }
    },

    // allow to get infos on the selection: array(start, end)
    getSelectionRange: function(id) {
        var sel, eA, fs = window.frames;

        sel = { "start": 0, "end": 0 };
        if (fs["frame_" + id] && editAreas[id]["displayed"] == true) {
            eA = fs["frame_" + id].editArea;

            sel["start"] = eA.textarea.selectionStart;
            sel["end"] = eA.textarea.selectionEnd;

        } else if (elem = document.getElementById(id)) {
            sel = getSelectionRange(elem);
        }
        return sel;
    },

    // allow to set the selection with the given start and end positions
    setSelectionRange: function(id, new_start, new_end) {
        var fs = window.frames;

        if (fs["frame_" + id] && editAreas[id]["displayed"] == true) {
            fs["frame_" + id].editArea.area_select(new_start, new_end - new_start);
            // make an auto-scroll to the selection
            if (!this.isIE) {
                fs["frame_" + id].editArea.check_line_selection(false);
                fs["frame_" + id].editArea.scroll_to_view();
            }
        } else if (elem = document.getElementById(id)) {
            setSelectionRange(elem, new_start, new_end);
        }
    },

    getSelectedText: function(id) {
        var sel = this.getSelectionRange(id);

        return this.getValue(id).substring(sel["start"], sel["end"]);
    },

    setSelectedText: function(id, new_val) {
        var fs = window.frames, d = document, sel, text, scrollTop, scrollLeft, new_sel_end;

        new_val = new_val.replace(/\r/g, "");
        sel = this.getSelectionRange(id);
        text = this.getValue(id);
        if (fs["frame_" + id] && editAreas[id]["displayed"] == true) {
            scrollTop = fs["frame_" + id].document.getElementById("result").scrollTop;
            scrollLeft = fs["frame_" + id].document.getElementById("result").scrollLeft;
        } else {
            scrollTop = d.getElementById(id).scrollTop;
            scrollLeft = d.getElementById(id).scrollLeft;
        }

        text = text.substring(0, sel["start"]) + new_val + text.substring(sel["end"]);
        this.setValue(id, text);
        new_sel_end = sel["start"] + new_val.length;
        this.setSelectionRange(id, sel["start"], new_sel_end);


        // fix \r problem for selection length count on IE & Opera
        if (new_val != this.getSelectedText(id).replace(/\r/g, "")) {
            this.setSelectionRange(id, sel["start"], new_sel_end + new_val.split("\n").length - 1);
        }
        // restore scrolling position
        if (fs["frame_" + id] && editAreas[id]["displayed"] == true) {
            fs["frame_" + id].document.getElementById("result").scrollTop = scrollTop;
            fs["frame_" + id].document.getElementById("result").scrollLeft = scrollLeft;
            fs["frame_" + id].editArea.execCommand("onchange");
        } else {
            d.getElementById(id).scrollTop = scrollTop;
            d.getElementById(id).scrollLeft = scrollLeft;
        }
    },

    insertTags: function(id, open_tag, close_tag) {
        var old_sel, new_sel;

        old_sel = this.getSelectionRange(id);
        text = open_tag + this.getSelectedText(id) + close_tag;

        editAreaLoader.setSelectedText(id, text);

        new_sel = this.getSelectionRange(id);
        if (old_sel["end"] > old_sel["start"])	// if text was selected, cursor at the end
            this.setSelectionRange(id, new_sel["end"], new_sel["end"]);
        else // cursor in the middle
            this.setSelectionRange(id, old_sel["start"] + open_tag.length, old_sel["start"] + open_tag.length);
    },

    // hide both EditArea and normal textarea
    hide: function(id) {
        var fs = window.frames, d = document, t = this, scrollTop, scrollLeft, span;
        if (d.getElementById(id) && !t.hidden[id]) {
            t.hidden[id] = {};
            t.hidden[id]["selectionRange"] = t.getSelectionRange(id);
            if (d.getElementById(id).style.display != "none") {
                t.hidden[id]["scrollTop"] = d.getElementById(id).scrollTop;
                t.hidden[id]["scrollLeft"] = d.getElementById(id).scrollLeft;
            }

            if (fs["frame_" + id]) {
                t.hidden[id]["toggle"] = editAreas[id]["displayed"];

                if (fs["frame_" + id] && editAreas[id]["displayed"] == true) {
                    scrollTop = fs["frame_" + id].document.getElementById("result").scrollTop;
                    scrollLeft = fs["frame_" + id].document.getElementById("result").scrollLeft;
                } else {
                    scrollTop = d.getElementById(id).scrollTop;
                    scrollLeft = d.getElementById(id).scrollLeft;
                }
                t.hidden[id]["scrollTop"] = scrollTop;
                t.hidden[id]["scrollLeft"] = scrollLeft;

                if (editAreas[id]["displayed"] == true)
                    editAreaLoader.toggle_off(id);
            }

            // hide toggle button and debug box
            span = d.getElementById("EditAreaArroundInfos_" + id);
            if (span) {
                span.style.display = 'none';
            }

            // hide textarea
            d.getElementById(id).style.display = "none";
        }
    },

    // restore hidden EditArea and normal textarea
    show: function(id) {
        var fs = window.frames, d = document, t = this, span;
        if ((elem = d.getElementById(id)) && t.hidden[id]) {
            elem.style.display = "inline";
            elem.scrollTop = t.hidden[id]["scrollTop"];
            elem.scrollLeft = t.hidden[id]["scrollLeft"];
            span = d.getElementById("EditAreaArroundInfos_" + id);
            if (span) {
                span.style.display = 'inline';
            }

            if (fs["frame_" + id]) {

                // restore toggle button and debug box


                // restore textarea
                elem.style.display = "inline";

                // restore EditArea
                if (t.hidden[id]["toggle"] == true)
                    editAreaLoader.toggle_on(id);

                scrollTop = t.hidden[id]["scrollTop"];
                scrollLeft = t.hidden[id]["scrollLeft"];

                if (fs["frame_" + id] && editAreas[id]["displayed"] == true) {
                    fs["frame_" + id].document.getElementById("result").scrollTop = scrollTop;
                    fs["frame_" + id].document.getElementById("result").scrollLeft = scrollLeft;
                } else {
                    elem.scrollTop = scrollTop;
                    elem.scrollLeft = scrollLeft;
                }

            }
            // restore selection
            sel = t.hidden[id]["selectionRange"];
            t.setSelectionRange(id, sel["start"], sel["end"]);
            delete t.hidden[id];
        }
    },

    // get the current file datas (for multi file editing mode)
    getCurrentFile: function(id) {
        return this.execCommand(id, 'get_file', this.execCommand(id, 'curr_file'));
    },

    // get the given file datas (for multi file editing mode)
    getFile: function(id, file_id) {
        return this.execCommand(id, 'get_file', file_id);
    },

    // get all the openned files datas (for multi file editing mode)
    getAllFiles: function(id) {
        return this.execCommand(id, 'get_all_files()');
    },

    // open a file (for multi file editing mode)
    openFile: function(id, file_infos) {
        return this.execCommand(id, 'open_file', file_infos);
    },

    // close the given file (for multi file editing mode)
    closeFile: function(id, file_id) {
        return this.execCommand(id, 'close_file', file_id);
    },

    // close the given file (for multi file editing mode)
    setFileEditedMode: function(id, file_id, to) {
        var reg1, reg2;
        reg1 = new RegExp('\\\\', 'g');
        reg2 = new RegExp('"', 'g');
        return this.execCommand(id, 'set_file_edited_mode("' + file_id.replace(reg1, '\\\\').replace(reg2, '\\"') + '", ' + to + ')');
    },


    // allow to access to editarea functions and datas (for advanced users only)
    execCommand: function(id, cmd, fct_param) {
        switch (cmd) {
            case "EA_init":
                if (editAreas[id]['settings']["EA_init_callback"].length > 0)
                    eval(editAreas[id]['settings']["EA_init_callback"] + "('" + id + "');");
                break;
            case "EA_delete":
                if (editAreas[id]['settings']["EA_delete_callback"].length > 0)
                    eval(editAreas[id]['settings']["EA_delete_callback"] + "('" + id + "');");
                break;
            case "EA_submit":
                if (editAreas[id]['settings']["submit_callback"].length > 0)
                    eval(editAreas[id]['settings']["submit_callback"] + "('" + id + "');");
                break;
        }
        if (window.frames["frame_" + id] && window.frames["frame_" + id].editArea) {
            if (fct_param != undefined)
                return eval('window.frames["frame_' + id + '"].editArea.' + cmd + '(fct_param);');
            else
                return eval('window.frames["frame_' + id + '"].editArea.' + cmd + ';');
        }
        return false;
    }
};

var editAreaLoader = new EditAreaLoader();
var editAreas = {};

